InChI=1/C16H13N5O/c1-11-3-5-20-8-12(19-15(20)6-11)9-21-10-18-14-7-17-4-2-13(14)16(21)22/h2-8,10H,9H2,1H3/p+1/fC16H14N5O/h19H/q+1 8FFF57B8D679179B